Home / 488,900,654,025.03-674,682,934,993.47-272,122,196,391.49

Finding the Fourth Proportional to 488,900,654,025.03, 674,682,934,993.47 and 272,122,196,391.49

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Solution

The fourth proportional to 488,900,654,025.03, 674,682,934,993.47 and 272,122,196,391.49 is: 375,528,649,075.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,900,654,025.03 : 674,682,934,993.47 = 272,122,196,391.49 : x
  2. Step 2: Convert to fraction form
    488,900,654,025.03/674,682,934,993.47 = 272,122,196,391.49/x
  3. Step 3: Cross multiply
    488,900,654,025.03x = 674,682,934,993.47 × 272,122,196,391.49
  4. Step 4: Simplify right side
    488,900,654,025.03x = 183,596,202,138,279,897,726,976
  5. Step 5: Solve for x
    x = 183,596,202,138,279,897,726,976/488,900,654,025.03
  6. Step 6: Final answer
    x = 375,528,649,075.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.